Q1(AIPMT 2010). Breeding of crops with high levels of minerals, vitamins and proteins is called
(a) Somatic hybridization
(b) Biofortification
(c) Biomagnification
(d) Micropropagation
Q1. When two species of different genealogy come to resemble each other as a result of adaptation, the phenomenon is termed as
(a) microevolution
(b) co-evolution
(c) convergent evolution
(d) divergent evolution
Download Maths Syllabus for Academic Year 2022-23.
CH-1: Real Numbers
Deleted- Euclid’s Division Lemma (Eg- 2,3) & (Exercise 1.1- Q 2,4,5)
CH-2: Polynomials
Deleted- Division Algorithm for Polynomials.
Pg 33 onwards deleted & Exercise- 2.3 deleted
CBSE Syllabus for Academic Year 2022-23 is available here.
CH-1: Chemical Reactions and Equations
Deleted- Corrosion and Rancidity (Pg-13)
CH-2: Acids, Bases and Salts
No Reduction
Q1(NEET 2017). The final proof for DNA as the genetic material came from the experiments of
(a) Griffith
(b) Hershey and Chase
(c) Avery, MacLeod and McCarty
(d) Har Gobind Khorana
Q1. In Mendel’s experiments with the garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), and yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the F2 generation of the cross RRYY × rryy?
(a) Round seeds with yellow cotyledons, and wrinkled seeds with yellow cotyledons.
(b) Only round seeds with green cotyledons.
(c) Only wrinkled seeds with yellow cotyledons.
(d) Only wrinkled seeds with green cotyledons.
Q1. From the sexually transmitted diseases mentioned below, identify the one which does not specifically affect the sex organs–
(a) Syphilis
(b) AIDS
(c) Gonorrhea
(d) Genital warts
Q1. Seminal plasma in humans is rich in
(a) fructose and calcium
(b) glucose and calcium
(c) Progesterone and testosterone
(d) potassium and calcium
