A multicellular organism grows by ____________

(a)

budding

(b)

cell division

(c)

fission

(d)

spore formation

Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of __________

(a)

Tuberous root

(b)

Beaded root

(c)

Moniliform root

(d)

Nodulose root

In S phase of the cell cycle ______.

(a)

Amount of DNA doubles in each cell

(b)

Amount of DNA remains same in each cell

(c)

Chromosome number is increased

(d)

Amount of DNA is reduced to half in each cell

What taxonomicaid gives comprehensive information about a taxon?

(a)

Taxonomic Key

(b)

Herbarium

(c)

Flora

(d)

Monograph

Four chambered heart is present in _______.

(a)

Lizard

(b)

Snake

(c)

Scorpion

(d)

Crocodile

Choose the wrong statement among the following :

(a)

In earthworm, a single male genital pore is present.

(b)

Setae help in locomotion of earthworms.

(c)

Muscular layer in the body wall of earthworm is made up of circular muscles only

(d)

Typhlosole is part of the intestine of earthworm

During inspiration, the diaphragm _____.

(a)

expands

(b)

unchanged

(c)

relaxes to become domed-shaped

(d)

contracts and flattens

A person having both antigen A and antigen B on the surface of RBCs belongs to blood group _____.

(a)

A

(b)

B

(c)

AB

(d)

O

Podocytes are the cells present on the ______.

(a)

Outer wall of Bowman's capsule

(b)

Inner wall of Bowman's capsule

(c)

Neck of nephron

(d)

Wall glomerular capillaries

The correct sequence of flow of electrons in the light reaction is _______.

(a)

PS II, plastoquinone, cytochrome, PS I, ferredoxin.

(b)

PS I, plastoquinone, cytochrome, PS II ferredoxin.

(c)

PS II, ferredoxin, plastoquinone, cytochrome, PS I.

(d)

PS II, plastoquinone, cytochrome, PS II, ferredoxin.