Q. Heterozygous tall and violet flower garden pea plants were selfed, and total plants are collected. What will be the total number of plants with first dominant and second recessive traits?

NTA AbhyasNTA Abhyas 2022 Report Error

Solution:

In dihybrid cross in generation, out of plants, three will be with first dominant and second recessive; therefore, the number of such plants will be .

Questions from NTA Abhyas 2022

1. The amino acid in which R group is is

2. Select the incorrect statement from the following:
(i) Biomolecules are in metabolic flux in the living state.
(ii) Living process is a constant effort to prevent falling into equilibrium
(iii) Metabolism provides a mechanism for the production of energy
(iv) Living state and metabolism is synonymous

3. How many centromeres are present in a bivalent and how many bivalents are present in a diploid cell of human females respectively?

4. ECG is a graphical representation of the electrical activity of the heart during a cardiac cycle. Identify the incorrect interpretation.

5. Read the following statements and find out the INCORRECT statement.
Mons pubis is a cushion of fatty tissue covered by skin and pubic hair.
The labia minora are fleshy folds of tissue, which extend down from the mons pubis and surround the vaginal opening only.
The opening of the vagina is often covered partially by a membrane called the hymen.
The clitoris lies at the upper junction of two labia majora above the urethral opening.
The presence or absence of a hymen is a reliable indicator of virginity or sexual experience.

Biology Most Viewed Questions

1. identify the substances having glycosidic bond and peptide bond, respectively in their structure

NEET 2020 Biomolecules

2. Choose the correct pair from the following

NEET 2020 Biotechnology : Principles and Processes

3. Match the following columns and select the correct option.

Column I Column II

a Gregarious, polyphagous pest i Asterias

b Adult with radial symmetry and larva with bilateral symmetry ii Scorpion

c Book lungs iii Ctenoplana

d Bioluminescence iv Locusta

Column I	Column II
a	Gregarious, polyphagous pest	i	Asterias
b	Adult with radial symmetry and larva with bilateral symmetry	ii	Scorpion
c	Book lungs	iii	Ctenoplana
d	Bioluminescence	iv	Locusta

NEET 2020 Animal Kingdom

4. In which of the following techniques, the embryos are transferred to assist those females who cannot conceive ?

NEET 2020 Reproductive Health

5. The roots that originate from the base of the stem are:

NEET 2020 Anatomy of Flowering Plants

6. In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased ?

NEET 2021 Principles of Inheritance and Variation

7. Which of the following is not an attribute of a population ?

NEET 2020 Organisms and Populations

8. Select the correct match

NEET 2020 Principles of Inheritance and Variation

9. Identify the wrong statement with reference to the gene T that controls ABO blood groups.