Which of the following statements is true of yeast?

1

(a)

The cell divides by binary fission.  One of them develops into a bud.

(b)

The cell divides unequally.  The smaller cell develops into a bud.

(c)

The cell produces conidia, which develop into a bud.

Which of the following statement is true of Hydra?

1

(a)

It produces asexual gemmules

(b)

It produces unicellular bud

(c)

It produces multicellular bud.

Which of the followin statements is true of Hydra?

1

(a)

It produces asexual gemmules

(b)

It produces unicellular bud.

(c)

It produces multicellur bud.

Which of the following statements is true of ginger?

1

(a)

Germinating bud appears from the eye of the stem tuber.

(b)

Germinating bud appears from the node of the rhizome

(c)

Germinating bud appears from the notch of the leaf margin.

In which of the following organism, self-fertilization is seen?

1

(a)

Fish

(b)

Roundworm

(c)

Earthworm

(d)

Liver fluke

External fertilization occurs in majority of

1

(a)

Algae

(b)

Fungi

(c)

Liverworts

(d)

Mosses

There are various types of reproduction. The type of reproduction adopted by an organism depends on:

1

(a)

The habitat and morphology of the organism 

(b)

Morphology of the organism

(c)

Morphology and physiology of the organism

(d)

The organism's habitat, physiology and genetic makeup

Which one of the following processes results in the formation of clone of bacteria?

1

(a)

Transformation

(b)

Transduction

(c)

Binary Fission

(d)

Conjugation

Micropropagation is a technique

1

(a)

for production of true to type plants

(b)

for production of haploid plants

(c)

for production of somatic hybrids

(d)

for production of somaclonal plants

Example of corm is

1

(a)

Ginger

(b)

Colocasia

(c)

Onion

(d)

potato

What is common between vegetative reproduction and apomixis?

1

(a)

both are applicable to only dicot plants

(b)

both bypass the flowering phase

(c)

both occur round the year

(d)

both produce progeny identical to the parent

Which part would be most suitable for raising virus-free plants for micropropagation?

1

(a)

Bark

(b)

Vascular tissue

(c)

Meristem

(d)

Node

Banana is vegetatively propagated by

1

(a)

tubers

(b)

rhizomes

(c)

bulbs

(d)

suckers

Which one of the following is common to multicellular fungi, filaments algea and protonema of mosses?

1

(a)

Diplontic life cycle

(b)

Members of kingdom plantae

(c)

Mode of Nutrition

(d)

Multiplication by fragmentation

Name an organism where cell division in itself is a mode of reproduction.

1

(a)

Amoeba

Name an alga that reproduces asexually through zoospores.  Why are these reproductive units so called?

1

(a)

Chlamydomonas.  The zoospores are motile (like animals).

Name the phenomenon and one bird where the female gamete directly develops into a new organism.

1

(a)

Parthenoenesis, Turkey

Name the common phenomenon with reference to reproduction in rotifers, honey bees and turkey.

1

(a)

Reproduction

Cucurbits and papaya plants bear staminate and pistillate flowers.  Mention the categories they are put under separately on the basic of the type of flowers they bear.

1

(a)

Cucurbits are monoecious, as staminate and pistillate flowers are found in the same individual plant.

How are Cucurbita plants different from papaya plants with reference to the flowers they bear?

1

(a)

Papaya plants are dioecious as an individual plant bears exclusively either staminate flowers or pistillate flowers.

Mention the unique feature with respect to flowerin and fruiting in bamboo species.

1

(a)

Bamboo flowers only once in its life time, generally after 50-100 years.  It produces large number of fruits and dies.