Free Printable "SAP"iens-10- How do Organisms Reproduce

1.

1. Which among the following is a unicellular organism that reproduces by budding?

a)

(a) Plants

b)

(b) Planaria

c)

(c) Yeast

d)

(d) Spirogyra

2.

Which among the following does not reproduce by spore formation?

a)

(a) Penicillium

b)

(b) Yeast

c)

(c) Mucor fungus

d)

(d) Rhizopus

3.

The rapid spreading of bread mould on slices of bread is due to:

(i) Presence of large number of spores in air.

(ii) Presence of large number of thread-like branched

hyphae.

(iii) Presence of moisture and nutrients.

(iv) Formation of round shaped sporangia.

a)

(a) (i) and (iii)

b)

(b) (ii) and (iv)

c)

(c) (i) and (ii)

d)

(d) (iii) and (iv)

4.

The asexual reproduction in the Spirogyra involves-----

a)

(a) Breaking up of filaments into smaller bits

b)

(b) Division of a cell into many cells

c)

(c) Division of a cell into two cells

d)

(d) Formation of a large number of buds

5.

Reason for the greater similarities among the offsprings produced by asexual reproduction, is:

(i) Asexual reproduction involves only one parent

(ii) Asexual reproduction involves two parents

(iii) Asexual reproduction involves gametes

(iv) Asexual reproduction does not involve gametes

a)

(a) (i) and (ii)

b)

(b) (i) and (iii)

c)

(c) (ii) and (iv)

d)

(d) (i) and (iv)

6.

The process of the division of cell into several cells during reproduction in Plasmodium is termed as:

a)

(a) Fragmentation

b)

(b) Budding

c)

(c) Multiple fission

d)

(d) Binary fission

7.

The number of chromosomes in parents and offsprings of a particular species remains constant due to:

a)

(a) Doubling of chromosomes after zygote formation

b)

(b) Halving of chromosomes during gamete formation

c)

(c) Doubling of chromosomes after gamete formation

d)

(d) Halving of chromosomes after gamete formation

8.

A Planaria worm is cut horizontally in the middle into two halves P and Q such that the part P contains the whole head of the worm. Another Planaria worm is cut vertically into two halves R and S in such a way that both the cut pieces R and S contain half head each. Which of the cut pieces of the two Planaria worms could regenerate to form the complete respective worms?

a)

(a) Only P

b)

(b) Only R and S

c)

(c) P, Rand S

d)

(d) P, Q, R and S

9.

An organism capable of reproducing by two asexual reproduction methods one similar to the reproduction in yeast and the other similar to the reproduction in Planaria is:

a)

(a) Spirogyra

b)

(b) Hydra

c)

(c) Bryophyllum

d)

(d) Paramecium

10.

Which out of the following processes does not lead to the formation of clones:

a)

(a) Fertilisation

b)

(b) Fission

c)

(c) Tissue culture

d)

(d) Fragmentation

11.

In a flower, the parts that produce male and female gametes (germ cells) are

a)

(a) Stamen and anther

b)

(b) Filament and stigma

c)

(c) Anther and ovary

d)

(d) Stamen and style

12.

Which of the following is the correct sequence of events of sexual reproduction in a flower?

a)

(a) Pollination, fertilization, seedling, embryo

b)

(b) Seedling, embryo, fertilization, pollination

c)

(c) Pollination, fertilization, embryo, seedling

d)

(d) Embryo, seedling, pollination, fertilization

13.

Characters transmitted from parents to offspring are present in ---

a)

(a) Cytoplasm

b)

(b) Ribosome

c)

(c) Golgi bodies

d)

(d) Genes

14.

The ability of a cell to divide into several cells during reproduction in Plasmodium is called

a)

(a) Budding

b)

(b) Reduction division

c)

(c) Binary fission

d)

(d) Multiple fission

15.

Offspring formed as a result of sexual reproduction exhibit more variations because…

a)

(a) Sexual reproduction is a lengthy process

b)

(b) Genetic material comes from two parents of the same species

c)

(c) Genetic material comes from two parents of different species

d)

(d) Genetic material comes from many parents

"SAP"iens-10- How do Organisms Reproduce

Total questions: 15

Worksheet time: 8mins

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