BEL 5. Basic Science

Which of the following compound machine uses a combination of wheels,axles and levers?

• Sewing machine

• Bicycle

• Elevator

• Crane

Animals are classified into three based on their feeding patterns.

Which of the following is one of these categories?

• Apex predator

• Producers

• Decomposers

• Omnivores

Which category of animals primarily feeds on plants?

• Carnivores

• Herbivores

• Omnivores

• Insectvores

Which characteristics is typical of carnivores?

• Sharp teeth for grinding

• Strong jaws for crushing

• Specialized teeth for piercing and tearing

• Flat teeth for chewing

Which type of teeth is adapted for grinding and crushing plant materials?

• Canines

• Incisors

• Molars

• Premolars

What does scavengers primarily feeds on?

• Living prey

• Dead organism

• Plants and fruits

• Insects and small animals

Which of the following animals is known to exhibit scavenging behaviour?

• Cow

• Hynea

• Giraffe

• Elephant

Cannibalism can be best describe as organism that --------

• Eats plants and fruits

• Consume dead organism

• Feeds on members of the same species

• Eats fruits only

A food chain shows how living things are connected through which of the following?

• Shared habitats

• Similar characteristics

• Energy transfer

• Same predators

Plants are at the base of most food chains because they perform which of the following ?

• Eat herbivores

• Produce their own food

• They are carnivores

• They decompose organic matter