Biology - Taxonomy and Morphology of Plant
Exam Duration: 60 Mins Total Questions : 30
Consider the following statements:
1. Leaves turn light color.
2. Internodes are much elongated.
Which of the statements given above are correct about the 'etiolation' phenomenon observed in plants when they are kept in dark room?
- (a)
Only 1
- (b)
Only 2
- (c)
Both 1 and 2
- (d)
Neither 1 nor 2
Which of the following parts of insectivorous plants such as Nepenthes darlingtonia, etc., have modified to capture insect?
- (a)
Leaf
- (b)
Stem
- (c)
Root
- (d)
Flower
Consider the following statements:
1. Bamboo is monocarpic.
2. Bamboo bears flowers in 20-25 years.
Which of the statements given above are correct?
- (a)
Only 1
- (b)
Only 2
- (c)
Both 1 and 2
- (d)
Neither 1 nor 2
Consider the following statements in relation to plant tissue ' chlorenchyma'
1.It is formed by the palisade and spongy mesophyll.
2. It is a form of parenchyma, which contains chloroplasts.
3. It serves to transport organic solutes made by photosynthesis.
4. It is a thin transparent layer which has chiefly a protective function.
Which of the statements given above are correct?
- (a)
1 and 2
- (b)
1, 2 and 3
- (c)
2 and 4
- (d)
Only 1
In a bisexual flower, if androecium and gynoecium mature at different times, the phenomenon is known as
- (a)
dichogamy
- (b)
herkogamy
- (c)
heterogamy
- (d)
Monogamy
Which one among the following plants cannot be multiplied by cuttings?
- (a)
Rose
- (b)
Bryophyllum
- (c)
Banana
- (d)
Marigold
The branches of this tree root themselves like new trees over a large area. The roots then give rise to more trunks and branches. Because of this characteristic and its longevity, this tree is considered immortal and is an integral part of the myths and legends of India.Which tree is this?
- (a)
Banyan
- (b)
Neem
- (c)
Tamarind
- (d)
Peepal
Which one of the following is an insectivorous plant?
- (a)
passion on flower plant
- (b)
Pitcher plant
- (c)
Night queen
- (d)
Flame of forest
Consider the following plants
1. Jasmine
2. Sugarcane
3. Turmeric
Which of the statements given above are propagated by the vegetative method?
- (a)
Only 1
- (b)
1 and 2
- (c)
2 and 3
- (d)
1,2 and 3
Match List I (Type of Roots) with List II (Example) and select the correct answer using the codes given below:
List I | List II |
A. Prop root | 1. Sugarcane |
B. Stilt root | 2. Ficus (Banyan) |
C. Fibrous root | 3. Jussia |
D. Floating root | 4. Grass |
- (a)
A B C D 2 1 3 4 - (b)
A B C D 1 4 3 2 - (c)
A B C D 4 3 2 1 - (d)
A B C D 3 2 1 4
Consider the following statements:
1. Pneumatophores are found in Rhizophora.
2. Velamen tissue present in orchids
3. Haustoria are found in Cuscuta.
Which of the statements given above are correct?
- (a)
1 and 2
- (b)
2 and 3
- (c)
1 and 3
- (d)
1, 2 and 3
Consider the following statements:
1. Phyllode is a modification of leaf.
2. In the case of phyllode, petiole becomes flat, green and photosynthetic.
3. Acacia is the example of phyllode.
Which of the statements given above are correct?
- (a)
1, 2 and 3
- (b)
1 and 2
- (c)
Only 2
- (d)
Only 1
Match List I with List II and select the correct answer using the codes given below.
List 1 | List II |
A. Respiratory root | 1. Rhizophora |
B. Fasciculated root | 2. Dahlia |
C. Climbing root | 3. Piper betel |
D. Epiphytic root | 4. Orchids |
- (a)
A B C D 1 2 3 4 - (b)
A B C D 2 3 4 1 - (c)
A B C D 3 4 1 2 - (d)
A B C D 4 1 2 3
Study the following statements:
1. Taproot commonly occurs dicotyledons.
2. Onion is a modified form of the stem.
3. The edible part of turmeric is rhizome.
4. Eye of potato is axillary buds.
Which of the statements given above are correct?
- (a)
1,2,3 and 4
- (b)
1,2 and 4
- (c)
1,2 and 3
- (d)
None of these
Study the following statements:
1. A leaf consists of three parts-Leaf base, petiole and lamina
2. The leaf contains stomata that help in exchange of gas.
3. Mango and peepal show reticulate venation.
4. Banana and ginger show parallel venation.
Which of the statements given above are correct about the leaf?
- (a)
1,2,3, and 4
- (b)
1,2 and 3
- (c)
1 and 2
- (d)
3 and 4
Study the following statements:
1. Androecium and gynoecium are reproductive organs of flower
2. Calyx and corolla are the accessory female reproductive organ of a flower.
Which of the statements given above are correct?
- (a)
Both 1 and 2
- (b)
Only 1
- (c)
Only 2
- (d)
Neither 1 nor 2
Study the following statements:
1. Dicotyledonous seeds possess two cotyledons.
2. The monocotyledonous seed has only one cotyledon.
Which of the statements given above are correct about the seed?
- (a)
Only 1
- (b)
Only 2
- (c)
Both 1 and 2
- (d)
Neither 1 nor 2
Many transplanted seedlings do not grow because
- (a)
the new soil does not contain favorable minerals.
- (b)
most of the root hairs grip the new soil too hard
- (c)
most of the root hairs are lost during transplantation leaves get damaged during transplantation
- (d)
leaves get damaged during transplantation.
Which one of the following is a good source of protein?
- (a)
Gram
- (b)
Pea
- (c)
Soyabean
- (d)
Pigeon pea
Match List I with List II and select the correct answer using the codes given below.
List 1 | List II |
A. Solanaceae | 1. Cotton |
B. Malvaceae | 2. Potato |
C. Liliaceae | 3. Radish |
D. Cruciferae | 4. Onion |
- (a)
A B C D 2 1 4 3 - (b)
A B C D 1 4 3 2 - (c)
A B C D 4 3 2 1 - (d)
A B C D 3 2 1 4
Bamboo is classified as
- (a)
tree
- (b)
grass
- (c)
shrub
- (d)
herb
Anabaena is used as fertilizer in growing the crop
- (a)
wheat
- (b)
rice
- (c)
mustard
- (d)
cotton
Consider the following plant products
1. Camphor
2. Chicory
3. Vanilla
Which of the statements given above are correct about the plant product?
- (a)
1 and 2
- (b)
Only 3
- (c)
1 and 3
- (d)
1,2 and 3
Tallest tree is
- (a)
deodar
- (b)
Eucalyptus
- (c)
Sequoia
- (d)
None of the above
Match the following:
List 1 | List II |
A. Nodulose roots | 1. Bitter gourd |
B. Fasciculated | 2. Sweet potato |
C. Tuberous roots | 3. Mango, ginger |
D. Beaded roots | 4. Asparagus |
- (a)
A B C D 3 4 2 1 - (b)
A B C D 1 3 2 4 - (c)
A B C D 4 2 1 3 - (d)
A B C D 2 3 1 4
Which of the following monoculture crops provides immediate cash to farmers?
1.Tea in Assam
2. Rubber in Africa
3. Sugarcane in Malaysia.
4. Coffee in Brazil
- (a)
Only 1
- (b)
2 and 3
- (c)
1 and 3
- (d)
1 and 4
Match List I (Example) with List II (Botanical Name) and select the correct answer using the codes given below.
List 1 | List II |
A. Arhar (Pigeon Pea) | 1. Cicer arientinum |
B. Chana (gram) | 2. Cajanus cajan |
C. Matar (Pea) | 3. Phaseolus aureus |
D. Moong (green gram) | 4. Pisum sativum |
- (a)
A B C D 2 1 4 3 - (b)
A B C D 1 4 3 2 - (c)
A B C D 4 3 2 1 - (d)
A B C D 3 2 1 4
Which of the following characteristics are associated with halophytic plants?
1. The presence of pneumatophores roots.
2. Leaves and stem have a hairy and waxy covering.
3. Shows viviparous germination.
4. Leaves show heterophylly.
- (a)
1,2 and 3
- (b)
1 and 2
- (c)
2 and 4
- (d)
1 and 3
Match the following:
List 1 | List II |
A. Onion | 1. Rhizome |
B. Banana | 2. Bulb |
C. Gladiolus | 3. Corm |
D. Potato | 4. Tuber |
- (a)
A B C D 2 1 3 4 - (b)
A B C D 1 2 4 3 - (c)
A B C D 4 1 3 2 - (d)
A B C D 4 1 2 3
Which one is the incorrect match for edible parts?
- (a)
Guava-Mesocarp
- (b)
Banana-Endocarp
- (c)
Lemon-Placental Hairs
- (d)
Pomegranate-Juicy testa