Biology MCQs for MDCAT/ MCAT and Test Preparation

291. Insulin is, a hormone and is secreted, by’2

(a) Pancreas

(b) Liver

(c) Stomach

(d) Nerve

292. The largest, part of the brain, is?

(a) Cerebrum

(6) Thalamus

(b) Cerebellum

(d) Hypothalamus

293. The total number, of human skeleton, are?

(a) 205

(b) 206

(c) 207

(d) 208

294. In which type, of reproduction involves fusion, of nuclei of the gametes, of parents?

(a) Asexual reproduction

(b) Both of these

(b) Sexual reproduction

(d) None of these

295. The transfer of pollen, grains from another of the stamen, to the stigma of the carpal, is called?

(a) Pollination

(b) Cross pollination o

(b) Self-pollination

(d) None of these

296. What is the phenomenon known as when pollen grains from one bloom are transferred to the stigma of another similar flower?

(a) Pollination

(b) Cross pollination

(c) Self-pollination

(d) None of these

297. What is the phenomenon known as when pollen grains from one bloom are transferred to the stigma of another flower on a different plant of the same species?

(a) Pollination

(b) Cross pollination

(c) Self-pollination

(d) None of these

298. The fundamental unit, of heredity is?

(a) Gene

(b) Locus

(c) Allele

(d) None of these

299. Nucleic, acid contains?

(a) Sulphur

(b) Phosphorous

(c) Potassium

(d) Iron

300. Any chemical used to alter physiological processes and pathological conditions for the benefit of the recipient is known as substance.

(a) Medicines

(b) Narcotic

(c) Vaccine

(d) Drug

301. What is any medication designed to boost the generation of antibodies and so generate immunity to a disease?

(a) Drug

(b) Analgesic

(b) Antibiotic

(d) Vaccine