Existing, endangered, extinct (Y6)

Which is the coldest of all the biomes?

• Tropical Rainforest

• Tundra

• Coniferous forest (Taiga)

• Desert

Answer explanation

The tundra is the coldest biome, characterized by low temperatures and a short growing season. In contrast, tropical rainforests, coniferous forests, and deserts have warmer climates, making tundra the correct choice.

Which of these is not a decomposer?

• Fungi

• Invertibrate

• Bacteria

• Mammal

Answer explanation

Mammals are not decomposers; they are consumers that eat plants or other animals. In contrast, fungi, invertebrates, and bacteria break down dead organic matter, playing a crucial role in decomposition.

What is the name given to (typically) plants in a food web?

Answer explanation

In a food web, plants are referred to as "producers" because they produce energy through photosynthesis, forming the base of the food chain.

What does the 'M' in MRS GREN (the seven life processes) stand for

• Movement

• Metamorphosis

• Microorganism

• Monerans

Answer explanation

The 'M' in MRS GREN stands for Movement, which is one of the seven life processes essential for living organisms. It refers to the ability of organisms to change position or location.

All invertebrates are decomposers.

• True

• False

Answer explanation

The statement is false because not all invertebrates are decomposers. Invertebrates include a variety of organisms, such as insects, mollusks, and crustaceans, many of which are herbivores or predators, not decomposers.

What do you think has the biggest affect on world biomes, food webs and the biodiveristy of planet Earth?

• Farming and clearing areas for crop growth and animal grazing
• House building for population
• Energy use, especially non-renewables
• Over fishing to feed the global population

Which of these is not a biome you'd expect to find in Canada?

• tundra

• grassland

• tropical forest

• taiga (coniferous forest)

Answer explanation

Canada's biomes include tundra, grassland, and taiga (coniferous forest), which are adapted to its climate. Tropical forests, however, thrive in warm, humid conditions not found in Canada, making it the correct answer.

"Competing to survive (natural selection) and passing favourable characteristics from parents to their offspring" is...

• Extincton

• Ecosystem

• Endangered

• Evolution

Answer explanation

The phrase describes the process of evolution, where natural selection leads to the survival of organisms with favorable traits, which are then passed to their offspring. This process is fundamental to the concept of evolution.

Cells are the basic building blocks of life. Which part of a cell contains the DNA?

• cell wall

• nucleus

• cytoplasm

• cell membrane

Answer explanation

The nucleus is the part of the cell that contains the DNA, which carries the genetic information necessary for cell function and reproduction. The other options do not house DNA.

Which of these structural adaptations helps the giant squid thrive in its environment?

• thick fur

• only comes out in the day

• large eyes

• small amount of water stored in its body

Answer explanation

The giant squid has large eyes, which are crucial for seeing in the dark depths of the ocean where it lives. This adaptation helps it detect prey and avoid predators, making it essential for its survival.