Which of the following cannot be added in a composting pit to prepare compost?(a) sunflower plants (b) fruit and vegetable peels (c) flowers of plastic (d) red worms

Academic Biology NCERT Class 10

Correct Answer: (c) flowers of plastic

Explanation: Plastic is a non-biodegradable substance. Hence, it cannot be added in a composting pit to prepare compost.

Tutorialspoint

Updated on: 18-Jan-2023

15 Views

Which of the set of items is good for making compost?(a) Plastic paper, tin foil, wrappers(b) Broken plastic toys, polythene bags, pieces of clothes(c) Egg shells, vegetable and fruit peels and tea leaves(d) Aluminium wrappers, plastic bags and dry leaves
Which of the following groups contain only biodegradable items?(a) Grass, flowers and leather(b) Grass, wood and plastic(c) Fruit-peels, cake and lime-juice(d) Cake, wood and grass
Which one of the following materials cannot be used to make a lens?(a) Water (b) Glass (c) Plastic (d) Clay
Give a method for the disposal of household wastes such as left-over food, fruit and vegetable peels, and leaves of potted plants.
Which of the following cannot be charged easily by friction?$(a)$. A plastic scale$(b)$. A copper rod $(c)$. An inflated balloon$(d)$. A woollen cloth
Which of the following cannot be considered a receptor?(a) ear (b) nose (c) muscle (d) eye
Vegetative propagation refers to the formation of new plants from the following existing organs of the old plants:(a)stems, roots and flowers (b) stems, roots and leaves(c) stems, flowers and fruits (d)stems, leaves and flowers
Most flowers are pollinated by insects, but some are pollinated by wind. Which of the following flowers is pollinated by wind?(a) Maize(b) Sunflower(c) China rose(d) Salvia(e) None of these
In which continent tomato vegetable originated? It is a fruit or a vegetable?
Which of the following can be recycled?(a) Plastic bowls(b) Ballpoint pens(c) Telephone instruments(d) Electrical switches
Which is better – burning of dry leaves or putting them in a compost pit?
Select the articles from the following list which are biodegradable.(a) Paper(b) Woollen clothes(c) Wood(d) Aluminium can(e) Plastic bag(f) Peels of vegetables
Which of the following cannot be the probability of an event?(A) $\frac{2}{3}$(B) $-1.5$(C) $15 \%$(D) $0.7$
Which of the following is the best method to dispose of biological wastes from hospitals?(a) landfill (b) recycling (c) incineration (d) composting
Which of the following plastic objects can be recycled?(A) Electric socket (B) Polythene bag(C) PVC pipe (D) AshtrayA and BB and CA and DC and D

Kickstart Your Career

Get certified by completing the course

Get Started

Advertisements