_______________ multiply and spread very fast by producing millions of asexual spores.

(a)

Bacteria

(b)

Pteridophytes

(c)

Fungi

(d)

Sea weeds

______________deals with the study about the root and shoot system.

(a)

Vegetative morphology

(b)

Reproductive morphology

(c)

External morphology

(d)

Internal morphology

Butterfly shaped corolla is seen in ____________

(a)

physalis

(b)

clitoria

(c)

ixora

(d)

bryophyllum

Presence of same number of perianth parts in different whorls of a flower____________.

(a)

Apetalous

(b)

Asepalous

(c)

Merosity

(d)

Isomerous

Which of the following have an open circulatory system?

(a)

Frog

(b)

Earthworm

(c)

Pigeon

(d)

Cockroach

The respiratory structures of insects are _____.

(a)

tracheal tubes

(b)

gills

(c)

green glands

(d)

lungs

Which of the following statement concerning the somatic division of the peripheral neural system is incorrect?

(a)

Its pathways innervate skeletal muscles

(b)

Its pathways are usually voluntary

(c)

Some of its pathways are referred to as reflex arcs

(d)

Its pathways always involve four neurons

Silk is obtained from ________

(a)

Laccifer lacca

(b)

Nosema bombycis

(c)

Attacus ricini

(d)

Attacus mylitta

The common bottle cork is a product of______.

(a)

Phellem

(b)

Phellogen

(c)

Xylem

(d)

Vascular cambium

For every CO₂ molecule entering the C₃ cycle, the number of ATP & NADPH required ________.

(a)

2ATP + 2NADPH

(b)

2ATP + 3NADPH

(c)

3ATP + 2NADPH

(d)

3ATP + 3NADPH