Questions Related to biology

Multiple choice biology adaptation terrestrial adaptations in plants adaptation in terrestrial plants terrestrial adaptation desert ecosystem terrestrial adaptation in animals

The north-facing side of a hill in a mountainous region in the US tends to:

  1. Receive less sunlight during a year than the south-facing side

  2. Grow a variety of trees that are typically observed at higher elevation

  3. Be a better location for a ski run than the south-facing side

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In the Northern Hemisphere, north-facing slopes receive less direct sunlight, are cooler, often support different vegetation (higher elevation types), and are better for retaining snow for skiing compared to south-facing slopes.

Multiple choice biology substances in daily use can all changes be reversed? substances and objects changes around us

Which of the following is characterized by the fine soft under hair?

  1. Yak

  2. Goat

  3. Sheep

  4. All of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sheep are specifically known for their soft under hair, which is the primary source of wool. While other animals have hair, the term fine soft under hair is most commonly associated with sheep in textile contexts.

Multiple choice biology substances in daily use can all changes be reversed? substances and objects changes around us

The most fibre are chemically composed of non-starch polysaccharides.

  1. True

  2. False

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The most fibre are chemically composed of non-starch polysaccharides like cellulose, inulin, lignin, chitins, pectins, oligosaccharides. They are either obtained from plants or animals. They are either soluble or insoluble.