The phenomenon of embryo formation through asexual reproductive process is
(i) apomixis
(ii) agamospermy
(iii) parthenocarpy
(iv) None of these

Give uses of the following metals : (i) Aluminium (ii) Copper (iii) Zinc (iv) Iron

The events in sexual reproduction are (i) pre-fertilisation (ii)fertilisation (iii) post-fertilisation The sequential order of their occurrence is

Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution ? (i) Lower groups of organisms have simpler body design. (ii) Asexual reproduction is common in lower groups. (iii) Asexual reproduction is common in higher groups of organisms. (iv) The high incidence of sexual reproduction in angiosperms and vertebrates. Choose the correct answer given below.

Examine f:R rarr R, f(x) =|x| functions if it is (i) injective (ii) surjective, (iii) bijective and (iv) none of the three.

Match each function below with the associated part or parts of the human male reproductive system shown in the figure. (i) Produces sperm (ii) Conducts the sperm through the penis to the outside of the body (iii) Produces seminal fluid (iv) Connects the epididymis with the urethra

Which of the following discases are treated by antibiotics ? (i) Plague (ii) Diphtheria (iii) Leprosy (iv) Whooping cough

Examine f :R rarr R, f(x) =x^2 functions if it is (i) injective (ii) surjective, (iii) bijective and (iv) none of the three.

Examine f:R rarr R ,f(x) =x^3 +1 functions if it is (i) injective (ii) surjective, (iii) bijective and (iv) none of the three.

Examine f: R rarr R, f(x) ="sgn" x functions if it is (i) injective (ii) surjective, (iii) bijective and (iv) none of the three.