Biology questions
20584 published questions with worked solutions.
- Given below are two statements : Statement I : Bt toxins are insect group specific and coded by a gene *cry* IAc. Statement II :...
- Match List I with List II List I: (A) Nucleolus (B) Centriole (C) Leucoplasts (D) Golgi apparatus List II: (I) Site of formation...
- A pink flowered Snapdragon plant was crossed with a red flowered Snapdragon plant. What type of phenotype/s is/are expected in...
- List of endangered species was released by-
- Which one of the following is <u>not</u> a criterion for classification of fungi?
- The lactose present in the growth medium of bacteria is transported to the cell by the action of:
- Auxin is used by gardeners to prepare weed-free lawns. But no damage is caused to grass as auxin
- Match List I with List II List I: (A) Rose (B) Pea (C) Cotton (D) Mango List II: (I) Twisted aestivation (II) Perigynous flower...
- Given below are two statements : Statement I : In C_3 plants, some O_2 binds to RuBisCO, hence CO_2 fixation is decreased....
- Read the following statements and choose the set of correct statements: In the members of Phaeophyceae, A. Asexual reproduction...
- Match List I with List II List I: (A) Robert May (B) Alexander von Humboldt (C) Paul Ehrlich (D) David Tilman List II: (I)...
- Match List I with List II List I: (A) Frederick Griffith (B) Francois Jacob & Jacque Monod (C) Har Gobind Khorana (D) Meselson &...
- Which of the following are fused in somatic hybridization involving two varieties of plants?Not in NEET syllabus
- The DNA present in chloroplast is:
- Match List I with List II List I: (A) Monoadelphous (B) Diadelphous (C) Polyadelphous (D) Epiphyllous List II: (I) *Citrus* (II)...
- Which of the following statement is correct regarding the process of replication in *E.coli*?
- In an ecosystem if the Net Primary Productivity (NPP) of first trophic level is 100x (kcal m^ -2 ) yr^ -1 , what would be the GPP...
- Match List I with List II List I: (A) Citric acid cycle (B) Glycolysis (C) Electron transport system (D) Proton gradient List II:...
- Spraying sugarcane crop with which of the following plant growth regulators, increases the length of stem, thus, increasing the...
- Which of the following factors are favourable for the formation of oxyhaemoglobin in alveoli?