Complete the series by choosing the best suited from the options given. Egg → Caterpillar → ________→ Butterfly
Chrysalis
Understanding the life cycle of a butterfly is key to completing the given series: Egg → Caterpillar → ________→ Butterfly. This question tests knowledge of the biological stages that a butterfly undergoes during its development, specifically the order of complete metamorphosis.
Butterfly Life Cycle Stages
Butterflies undergo a process called complete metamorphosis, which involves four distinct stages. Each stage is characterized by significant changes in the insect's form and function. Let's break down these stages:
- Egg: The life cycle begins when an adult female butterfly lays tiny eggs, typically on the leaves or stems of a specific host plant. These eggs are often very small and can vary in shape and color depending on the butterfly species.
- Larva (Caterpillar): After hatching from the egg, the larva, commonly known as a caterpillar, emerges. The primary role of the caterpillar is to eat and grow. Caterpillars are voracious eaters, consuming large amounts of plant material to gain energy for their transformation. As they grow, they shed their skin multiple times in a process called molting.
- Pupa (Chrysalis): Once the caterpillar has grown to its full size, it enters the pupa stage. For butterflies, this specific pupal stage is called a chrysalis. The chrysalis is often camouflaged and appears to be a resting stage, but inside, a remarkable transformation is occurring. The caterpillar's body is reorganized into the adult butterfly's body through complex cellular processes. This stage is crucial for the transition from a worm-like larva to a winged adult.
- Adult (Butterfly): Finally, the adult butterfly emerges from the chrysalis. The adult's main purpose is reproduction. They feed on nectar from flowers, which provides energy for flight and mating. After mating, the female butterfly lays eggs, starting the entire life cycle anew.
Analyzing the Series and Options
The given series is Egg → Caterpillar → ________→ Butterfly. We need to identify the stage that naturally follows the caterpillar and precedes the adult butterfly in a butterfly's life cycle.
| Option | Explanation | Relevance to the Series |
|---|---|---|
| Larva | This is another biological term for a caterpillar. The series already includes "Caterpillar." | Incorrect. It's a synonym for the stage already present, not the missing intermediate stage. |
| Chick | A chick is a young bird. | Incorrect. This option is entirely unrelated to insect metamorphosis. |
| Chrysalis | This is the specific name for the pupa stage of a butterfly. It is the transitional stage where the caterpillar transforms into the adult butterfly. | Correct. This stage fits perfectly between the caterpillar and the adult butterfly in the life cycle. |
| Nymph | A nymph is a developmental stage found in insects that undergo incomplete metamorphosis (e.g., grasshoppers, dragonflies). In this type of metamorphosis, the young insect resembles a smaller version of the adult and does not have a pupa stage. | Incorrect. Butterflies undergo complete metamorphosis, which includes a distinct pupa (chrysalis) stage, unlike insects with incomplete metamorphosis that have a nymph stage. |
Chrysalis Completes the Series
Based on the detailed understanding of the butterfly's complete metamorphosis, the sequence is clearly Egg → Caterpillar → Chrysalis → Butterfly. The chrysalis represents the crucial pupa stage where the transformation from a caterpillar into a butterfly occurs.
Therefore, the word that best completes the series is Chrysalis.
Important Questions from General Knowledge Series
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
Triangle, Square, Pentagon, ?
A series is given, with one word missing, Choose the correct alternative from the given ones that will complete the series.
Retina, National, Algebra, Radiator, ?A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.
Random, Omelette, Telephone, Nectar,?
Select the correct option that indicates the arrangements of the following words in a logical order.
i. Century
ii. Month
iii. Year
iv. Decade
v. Millennium
A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.
Oxygen, Toil, Arouse, Arson, Tenuous, ?
