351. Which is called ‘tree of heaven’?
Walnut

352. Most suitable bio fertilizer for rice field:
Azolla

353. Cross-pollination fertilization between two varieties:
Hybridization

354. Another name for reduction division:
Meiosis

355. The edible part of Pea-
Cotyledon of seeds

356. Mango is an example of which type of fruit?
Drupe

357. Some flowers open during the day and close at night. This is called:
Photonasty

358. The compound used in antimalarial drug:
Chloroquine

359. The edible part of apple:
Fleshy thalamus

360. The edible part of coconut:
Endosperm

361. The plant which flowers only once in a lifetime is termed:
Monocarpic

362. Which soil is rich in organic debris?
Humus soil

363. The colour of the blood of Cockroach:
Colourless

364. The largest among the birds that can fly:
Great Bustard

365. The largest creature in length:
Arctic Lion’s Mane Jellyfish

366. The most ferocious creature:
Piranha

367. The organism with most legs:
Millipede

368. The strongest creature:
 Rhinoceros Beetle

369. Which is the largest group of organisms?
Insects

370. Which bird has the longest life span?
Ostrich

371. Number of fingers in the toe of Ostrich:
2

372. Pisciculture is the culture of:
Fish

373. Sea without fish:
 Dead sea

374. Canis familiaris is the scientific name of:
Dog

375. Felis domesticus is the scientific name of:
Cat

376. From which ocean the largest quantity of fish is obtained?
Pacific ocean

377. Milk has white colour due to the presence of:
Casein

378. Panthera tigris is the scientific name of:
Tiger

379. The first cloned mouse created in 1986 by Soviet scientists:
Masha

380. The first cloned organism:
Tadpole

381. Which substance imparts a slight yellow colour to milk:
Carotin

382. Which constituent gives taste to milk:
Lactose

383. Which mosquito is known as ‘Tiger Mosquito’?
Aedes

384. The excretory organ of Amoeba:
Contractor Vacuole

385. The excretory organ of Earth Worm:
Nephredia