Grade 1 Exam  >  Science & Technology for Grade 1  >  Flashcards: Animals
Animals
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Flashcards: Animals Flashcard | Science & Technology for Grade 1
20 Flashcards
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1. What are the different classifications of animals?
Ans.Animals are generally classified into two main groups: vertebrates and invertebrates. Vertebrates include mammals, birds, reptiles, amphibians, and fish, all of which have a backbone. Invertebrates, on the other hand, include animals like insects, arachnids, mollusks, and crustaceans, which do not possess a backbone.
2. How do animals adapt to their environment?
Ans.Animals adapt to their environment through various physical and behavioral changes. For example, camouflage helps animals blend into their surroundings to avoid predators, while migration allows species to move to more favorable climates for food and breeding. These adaptations can be driven by natural selection over generations.
3. What are the most common habitats for animals?
Ans.Animals inhabit a range of habitats including forests, grasslands, deserts, wetlands, and oceans. Each habitat provides unique resources and challenges, influencing the types of species that can thrive there. For example, aquatic animals are adapted to live in water, while terrestrial animals have adaptations for life on land.
4. How do animals communicate with each other?
Ans.Animals communicate using a variety of methods including vocalizations, body language, and chemical signals. For instance, birds may sing to attract mates, while dogs might use barking or body posture to convey messages. Insects often use pheromones to signal to others in their colony.
5. What role do animals play in ecosystems?
Ans.Animals play crucial roles in ecosystems as they contribute to food webs, pollination, seed dispersal, and nutrient cycling. Predators help control the population of prey species, herbivores shape plant communities, and scavengers assist in breaking down dead organic matter, all of which maintain ecological balance.

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