Reproduction in...

Chromosome number in the daughter cells after meiosis is

Identify the wrong pair from the following:

Read the following statements and select the correct option.

A. Wind-pollinated flowers need to produce more quantity of pollen grains.
B. Seeds from cross-pollinated flowers produce weaker and less healthy plants.

Which of the following statements are correct?

A. Tapeworms are hermaphrodites and undergo self fertilisation.
B. Earthworms are hermaphrodites and undergo self fertilisation.
C. Tapeworms are hermaphrodites but undergo cross-fertilisation.
D. Earthworms are hermaphrodites but undergo cross fertilisation.

What kind of sex-chromosomes are found in male human?

Which one of the following is involved in the formation of endosperm?

Semen is frozen in

Which of the following statements are correct for MTPs?

(i) MTPs are generally advised during the first trimester.
(ii) MTPs are used as a contraceptive method.
(iii) MTPs are always surgical.
(iv) MTPs require the assistance of qualified medical personnel.

Test tube baby means

The ovum passes down the oviduct by the

What do you call the pollination performed by bats?

The propagation of plants by tissue culture technique is becoming popular because

Why is grafting not possible in monocots?

Which of the following is a correct way of sowing leaf and stem cuttings of a plant?

Out of four slides A, B, C and D shown below, which one should be focused under the microscope to show budding in yeast?

Refer to the above figure and choose the incorrect option.

Refer to the above flow chart and choose the incorrect option.

Refer to the above flow chart and choose the incorrect option.

Refer to the above figure and choose the correct answer.

a. This process is seen in alga called Spirogyra
b. Accidental breaking leads to this phenomenon
c. It produces genetic diversity
d. The organisms produced are not affected by changing environments

Refer to the above flow chart and choose the incorrect option.