

SAT Biology - Agriculture and Economic Importance of Plants and Animals
Exam Duration: 45 Mins Total Questions : 30
Which one of the following is commonly used in transfer of foreign DNA into crop plants?
- (a)
Penicillium
- (b)
Trichoderma
- (c)
Clostridium
- (d)
Agrobacterium tumefaciens
The aim of plant breeding are to produce
- (a)
Early maturing varieties
- (b)
High-yielding varieties
- (c)
Disease-free varieties
- (d)
All the above
Green manure plants used by farmer mainly belongs to
- (a)
Solanaceae
- (b)
Leguminosae
- (c)
Compositae
- (d)
Poaceae
Which of the following elements is almost non-essential for plants?
- (a)
Ca
- (b)
Mo
- (c)
Zn
- (d)
Na
A breed of cow that was not used for cross breeding in our country was
- (a)
Jersey
- (b)
Holstein-Friesian
- (c)
Brown swiss
- (d)
Sahiwal
Rotation of crops is essential for
- (a)
getting different kinds of crops
- (b)
increasing quality of minerals
- (c)
increasing fertility of Soil
- (d)
increasing quality of proteins
Composted manure is produced from?
- (a)
Farmyard manure of green manure
- (b)
Farm refuse and household refuse
- (c)
Organic remains of biogas plants
- (d)
Rotten vegetables and animal refuse
Which process is used to remove the undesirable plants?
- (a)
Tilling
- (b)
Manuring
- (c)
Ploughing
- (d)
Both A & C
Among the plants which one is weeds?
- (a)
Amaranthus
- (b)
Sorghum
- (c)
Dalapon
- (d)
Both A & B
Which type of storage is preferred for fruits 50 vegetables?
- (a)
Godowns silos
- (b)
Metallic-bins
- (c)
Cold storage
- (d)
Jute bags
The element which is required in largest quantity by plants is
- (a)
Sulphur
- (b)
Calcium
- (c)
Nitrogen
- (d)
Phosphorous
The term tissue was given by
- (a)
Robert Hooke
- (b)
Leeuwenhoek
- (c)
Bichat
- (d)
Meyer
Tissue that is absent in monocots is
- (a)
Aerenchyma
- (b)
Chlorenchyma
- (c)
Collenchyma
- (d)
Sclerenchyma
Epiblema bears
- (a)
cutinised hair
- (b)
uncutinised hair
- (c)
root hair
- (d)
both (b) and (c)
Which of the following cells are dead?
- (a)
Parenchyma
- (b)
Collenchyma
- (c)
Sclerenchyma
- (d)
All of these
Xylem takes part in
- (a)
conduction of water in the plant body
- (b)
conduction of food material
- (c)
providing mechanical support
- (d)
both (a) and (b)
Which of the following is a transparent tissue?
- (a)
Tendon
- (b)
Hyaline cartilage
- (c)
Fibrous cartilage
- (d)
All of these
The process by which bone formed is known as
- (a)
calcification
- (b)
chondrification
- (c)
ossification
- (d)
decalcification
Which of the following acts as antibody to help in body defence?
- (a)
Prothrombin
- (b)
Immunoglobulin
- (c)
Globulin
- (d)
Albumin
Smooth muscle is found in all the sites except
- (a)
gastrointestinal tract
- (b)
fallopian tube
- (c)
blood vessel
- (d)
eyeball muscle
Bone marrow is important for
- (a)
breakdown of WBC
- (b)
production of RBC
- (c)
breakdown of RBC
- (d)
production of WBC
Haversian system is typically found in bones of
- (a)
fishes
- (b)
aves
- (c)
reptiles
- (d)
mammals
Secondary growth occurs through
- (a)
formation and division of meristematic cells
- (b)
vascular region
- (c)
cortical region
- (d)
Both (b) and (c)
Angiosperms contain
- (a)
no sieve tubes
- (b)
no vessels
- (c)
tracheids only
- (d)
vessels
In desert plants, rate of water loss gets reduced due to the presence of
- (a)
cuticle
- (b)
stomata
- (c)
lignin
- (d)
suberin
White fibres of connective tissue are made up of
- (a)
elastin
- (b)
reticular fibre
- (c)
collagen
- (d)
myosin
The tissue that attaches muscles lo the bones is
- (a)
cartilage
- (b)
tendon
- (c)
ligament
- (d)
blood
The tissue that joins one bone to the other is
- (a)
ligament
- (b)
tendon
- (c)
blood
- (d)
cartilage
The given figures show different types of animal tissue. Identify their locations and select the correct option.
- (a)
Gallbladder, Gastric glands, Thyroid glands Lungs alveoli Fallopian tubes
- (b)
Gastric, glands, Gall bladder, Lungs alveoli, Bronchi, Coelomic cavity
- (c)
Intestinal glands, Sweat glands, Fallopian tubes Choroid layer of eye, Nasal passage
- (d)
Sweat glands, Intestinal glands, Bronchi, Ciliary body of eye, Trachea
Which of following types of plant tissues have the structure given in diagram.
- (a)
Vascular bundle
- (b)
Epidermis
- (c)
Endodermis
- (d)
Pith